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![Key Muscles Used in Running: 5 Main Muscle Groups [Ultimate Guide]](https://i0.wp.com/www.kinetic-revolution.com/wp-content/uploads/2012/10/running_muscle_groups.jpg?fit=750%2C500&ssl=1 "Key Muscles Used in Running: 5 Main Muscle Groups [Ultimate Guide]")
Key Muscles Used in Running: 5 Main Muscle Groups [Ultimate Guide]
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7 Muscle Groups You Activate When Running. Nike.com
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